Serco Group PLC

GB0007973794 Short position disclosed on August 5, 2026.

0.50% of the capital sold short

? funds not named

538 disclosures on record

Since 13 July 2026 this regulator publishes an aggregated total per company and no longer names the funds. Positions disclosed before that date remain nominative.

Funds holding Serco Group PLC Titelia

Evolution of the disclosed total

0%0.2%0.4%0.6%

Oct 2025Jan 2026Apr 2026Jul 2026

Sum of open short positions, as % of capital. Hover or tap the curve to see which funds make it up.

The whole history, peaking at 9.97% on February 25, 2016. The shaded band is the year shown above.

November 1, 2012 today

Open positions

The funds disclosing a short position that is still open.
Fund	Twelve months	% of capital	Over the year	Since
Aggregated total		0.50%	new	August 5, 2026

History of disclosures

538 disclosures on record for this share.
Date	Fund	% of capital	End of publication
August 26, 2015	GSA Capital Partners LLP	0.50%	still open
August 18, 2015	Blackrock Institutional Trust Company, National Association	0.81%	still open
July 29, 2015	AQR Capital Management, LLC	1.51%	still open
July 29, 2015	UBS Asset Management (UK) LTD	0.90%	still open
July 27, 2015	UBS Asset Management (UK) LTD	0.81%	still open
July 24, 2015	Blackrock Institutional Trust Company, National Association	0.79%	still open
July 22, 2015	Marshall Wace LLP	0.49%	still open
July 15, 2015	Blackrock Institutional Trust Company, National Association	0.80%	still open
July 8, 2015	Blackrock Investment Management (UK) Limited	0.90%	still open
July 8, 2015	Marshall Wace LLP	0.59%	still open
July 7, 2015	AQR Capital Management, LLC	1.40%	still open
July 2, 2015	Jpmorgan Asset Management (UK) LTD	1.06%	still open
July 1, 2015	Jpmorgan Asset Management (UK) LTD	0.98%	still open
July 1, 2015	Blackrock Institutional Trust Company, National Association	0.70%	still open
July 1, 2015	Marshall Wace LLP	0.67%	still open
June 30, 2015	AQR Capital Management, LLC	1.31%	still open
June 23, 2015	Blackrock Investment Management (UK) Limited	0.82%	still open
June 22, 2015	AQR Capital Management, LLC	1.21%	still open
June 22, 2015	UBS Asset Management (UK) LTD	0.71%	still open
June 18, 2015	Blackrock Investment Management (UK) Limited	0.78%	still open
June 15, 2015	Marshall Wace LLP	0.70%	still open
June 12, 2015	AQR Capital Management, LLC	1.12%	still open
June 12, 2015	Marshall Wace LLP	0.69%	still open
June 10, 2015	Blackrock Institutional Trust Company, National Association	0.60%	still open
June 9, 2015	Blackrock Investment Management (UK) Limited	0.89%	still open
June 9, 2015	Marshall Wace LLP	0.70%	still open
June 1, 2015	AQR Capital Management, LLC	1.03%	still open
May 29, 2015	Blackrock Investment Management (UK) Limited	0.91%	still open
May 29, 2015	UBS Asset Management (UK) LTD	0.59%	still open
May 22, 2015	Marshall Wace LLP	0.68%	still open
May 20, 2015	AQR Capital Management, LLC	0.90%	still open
May 20, 2015	Marshall Wace LLP	0.70%	still open
May 20, 2015	Blackrock Institutional Trust Company, National Association	0.50%	still open
May 13, 2015	Marshall Wace LLP	0.60%	still open
May 12, 2015	AQR Capital Management, LLC	0.81%	still open
May 8, 2015	Marshall Wace LLP	0.54%	still open
April 27, 2015	Jpmorgan Asset Management (UK) LTD	0.82%	still open
April 23, 2015	Blackrock Investment Management (UK) Limited	0.89%	still open
April 17, 2015	Blackrock Investment Management (UK) Limited	0.94%	still open
April 17, 2015	Jpmorgan Asset Management (UK) LTD	0.71%	still open
April 17, 2015	AQR Capital Management, LLC	0.70%	still open
April 17, 2015	Blackrock Institutional Trust Company, National Association	0.48%	still open
April 17, 2015	Marshall Wace LLP	0.26%	still open
April 17, 2015	Oxford Asset Management	0.26%	still open
April 16, 2015	Cigogne Management	0.40%	still open
April 15, 2015	AQR Capital Management, LLC	1.40%	still open
April 15, 2015	Blackrock Institutional Trust Company, National Association	0.59%	still open
April 15, 2015	Oxford Asset Management	0.51%	still open
April 14, 2015	Cigogne Management	0.53%	still open
April 13, 2015	Marshall Wace LLP	1.60%	still open
April 8, 2015	Blackrock Investment Management (UK) Limited	1.30%	still open
April 2, 2015	Marshall Wace LLP	1.54%	still open
April 2, 2015	AQR Capital Management, LLC	1.31%	still open
April 1, 2015	Blackrock Investment Management (UK) Limited	1.28%	still open
March 31, 2015	AQR Capital Management, LLC	2.57%	still open
March 31, 2015	Marshall Wace LLP	1.41%	still open
March 30, 2015	Blackrock Investment Management (UK) Limited	1.09%	still open
March 27, 2015	Marshall Wace LLP	1.30%	still open
March 27, 2015	Blackrock Investment Management (UK) Limited	1.18%	still open
March 26, 2015	AQR Capital Management, LLC	1.31%	still open
March 26, 2015	Marshall Wace LLP	1.25%	still open
March 26, 2015	Bluecrest Capital Management Limited	0.42%	still open
March 25, 2015	Bluecrest Capital Management Limited	0.52%	still open
March 23, 2015	Marshall Wace LLP	1.12%	still open
March 20, 2015	Bluecrest Capital Management Limited	0.69%	still open
March 19, 2015	Marshall Wace LLP	1.04%	still open
March 19, 2015	Bluecrest Capital Management Limited	0.73%	still open
March 18, 2015	Altair Investment Management Limited	1.27%	still open
March 17, 2015	Altair Investment Management Limited	0.95%	still open
March 17, 2015	Marshall Wace LLP	0.94%	still open
March 16, 2015	Altair Investment Management Limited	0.59%	still open
March 13, 2015	Bluecrest Capital Management Limited	0.89%	still open
March 13, 2015	Marshall Wace LLP	0.80%	still open
March 12, 2015	Blackrock Investment Management (UK) Limited	1.29%	still open
March 12, 2015	Bluecrest Capital Management Limited	0.91%	still open
March 10, 2015	Marshall Wace LLP	0.77%	still open
March 9, 2015	Bluecrest Capital Management Limited	0.79%	still open
March 6, 2015	Blackrock Institutional Trust Company, National Association	0.60%	still open
March 4, 2015	Marshall Wace LLP	0.81%	still open
March 3, 2015	Marshall Wace LLP	0.79%	still open
February 27, 2015	Blackrock Investment Management (UK) Limited	1.30%	still open
February 26, 2015	Jpmorgan Asset Management (UK) LTD	1.44%	still open
February 24, 2015	Marshall Wace LLP	0.80%	still open
February 24, 2015	TT International	0.41%	still open
February 20, 2015	Marshall Wace LLP	0.79%	still open
February 16, 2015	Bluecrest Capital Management Limited	0.80%	still open
February 11, 2015	Blackrock Institutional Trust Company, National Association	0.59%	still open
February 10, 2015	Marshall Wace LLP	0.86%	still open
February 10, 2015	Blackrock Institutional Trust Company, National Association	0.60%	still open
February 9, 2015	AQR Capital Management, LLC	1.27%	still open
February 9, 2015	Marshall Wace LLP	0.92%	still open
February 6, 2015	Marshall Wace LLP	0.89%	still open
February 5, 2015	Blackrock Investment Management (UK) Limited	1.21%	still open
February 5, 2015	Capeview Capital LLP	0.38%	still open
February 4, 2015	TT International	0.60%	still open
February 4, 2015	Worldquant LLC	0.49%	still open
February 3, 2015	Worldquant LLC	0.50%	still open
January 29, 2015	AQR Capital Management, LLC	1.30%	still open
January 27, 2015	Artemis Investment Management LLP	0.32%	still open
January 22, 2015	Marshall Wace LLP	1.26%	still open
January 22, 2015	Blackrock Investment Management (UK) Limited	1.13%	still open
January 20, 2015	Bluecrest Capital Management Limited	0.77%	still open
January 16, 2015	Worldquant LLC	0.47%	still open
January 14, 2015	AQR Capital Management, LLC	1.24%	still open
January 9, 2015	Worldquant LLC	0.57%	still open
January 8, 2015	Jpmorgan Asset Management (UK) LTD	1.61%	still open
January 7, 2015	Saemor Capital B.V.	0.46%	still open
January 6, 2015	Jpmorgan Asset Management (UK) LTD	1.56%	still open
January 6, 2015	Bluecrest Capital Management Limited	0.80%	still open
January 5, 2015	Marshall Wace LLP	1.33%	still open
January 1, 2015	Bluecrest Capital Management Limited	0.79%	still open
December 31, 2014	Saemor Capital B.V.	0.55%	still open
December 22, 2014	Worldquant LLC	0.60%	still open
December 18, 2014	Blackrock Investment Management (UK) Limited	1.03%	still open
December 15, 2014	Marshall Wace LLP	1.41%	still open
December 12, 2014	AQR Capital Management, LLC	1.12%	still open
December 9, 2014	Jpmorgan Asset Management (UK) LTD	1.38%	still open
December 5, 2014	Marshall Wace LLP	1.51%	still open
December 4, 2014	Marshall Wace LLP	1.43%	still open
December 4, 2014	Capeview Capital LLP	0.52%	still open
December 3, 2014	Worldquant LLC	0.59%	still open
December 2, 2014	Marshall Wace LLP	1.21%	still open
December 2, 2014	Worldquant LLC	0.61%	still open
December 1, 2014	Marshall Wace LLP	1.13%	still open
November 28, 2014	Worldquant LLC	0.52%	still open
November 26, 2014	Jpmorgan Asset Management (UK) LTD	1.14%	still open
November 26, 2014	Marshall Wace LLP	1.01%	still open
November 25, 2014	Worldquant LLC	0.44%	still open
November 24, 2014	Blackrock Investment Management (UK) Limited	1.16%	still open
November 24, 2014	AQR Capital Management, LLC	1.01%	still open
November 24, 2014	Blackrock Institutional Trust Company, National Association	0.55%	still open
November 21, 2014	Blackrock Investment Management (UK) Limited	1.23%	still open
November 21, 2014	Artemis Investment Management LLP	0.54%	still open
November 21, 2014	Worldquant LLC	0.54%	still open
November 20, 2014	Bluecrest Capital Management Limited	0.98%	still open
November 20, 2014	Capeview Capital LLP	0.48%	still open
November 20, 2014	Sculptor Capital Management Europe Limited	0.02%	still open
November 19, 2014	Bluecrest Capital Management Limited	1.00%	still open
November 19, 2014	Marshall Wace LLP	0.99%	still open
November 19, 2014	Artemis Investment Management LLP	0.64%	still open
November 19, 2014	Sculptor Capital Management Europe Limited	0.50%	still open
November 18, 2014	Bluecrest Capital Management Limited	1.21%	still open
November 17, 2014	Worldquant LLC	0.60%	still open
November 14, 2014	Bluecrest Capital Management Limited	1.14%	still open
November 12, 2014	Bluecrest Capital Management Limited	1.04%	still open
November 12, 2014	Sculptor Capital Management Europe Limited	0.68%	still open
November 11, 2014	Worldquant LLC	0.50%	still open
November 10, 2014	Jpmorgan Asset Management (UK) LTD	1.04%	still open
November 10, 2014	Bluecrest Capital Management Limited	0.93%	still open
November 10, 2014	Sculptor Capital Management Europe Limited	0.57%	still open
November 7, 2014	Jpmorgan Asset Management (UK) LTD	0.99%	still open
November 7, 2014	AQR Capital Management, LLC	0.91%	still open
November 7, 2014	Capeview Capital LLP	0.51%	still open
November 5, 2014	Blackrock Investment Management (UK) Limited	1.41%	still open
November 5, 2014	Bluecrest Capital Management Limited	0.68%	still open
November 4, 2014	Blackrock Investment Management (UK) Limited	1.39%	still open
November 3, 2014	Blackrock Investment Management (UK) Limited	1.40%	still open
October 30, 2014	Bluecrest Capital Management Limited	0.77%	still open
October 24, 2014	Bluecrest Capital Management Limited	0.80%	still open
October 23, 2014	Bluecrest Capital Management Limited	0.79%	still open
October 17, 2014	Blackrock Investment Management (UK) Limited	1.30%	still open
October 14, 2014	Blackrock Investment Management (UK) Limited	1.20%	still open
October 14, 2014	Jpmorgan Asset Management (UK) LTD	1.01%	still open
October 3, 2014	AQR Capital Management, LLC	0.80%	still open
October 1, 2014	Marshall Wace LLP	0.80%	still open
October 1, 2014	Blackrock Institutional Trust Company, National Association	0.60%	still open
September 23, 2014	Jpmorgan Asset Management (UK) LTD	0.92%	still open
September 23, 2014	Blackrock Institutional Trust Company, National Association	0.51%	still open
September 22, 2014	Jpmorgan Asset Management (UK) LTD	0.87%	still open
September 17, 2014	Bluecrest Capital Management Limited	0.88%	still open
September 16, 2014	Bluecrest Capital Management Limited	0.90%	still open
September 16, 2014	AQR Capital Management, LLC	0.70%	still open
September 15, 2014	Bluecrest Capital Management Limited	0.89%	still open
September 9, 2014	Marshall Wace LLP	0.79%	still open
September 5, 2014	Marshall Wace LLP	0.80%	still open
September 4, 2014	Marshall Wace LLP	0.79%	still open
September 2, 2014	Jpmorgan Asset Management (UK) LTD	0.60%	still open
August 29, 2014	Marshall Wace LLP	0.80%	still open
August 29, 2014	Worldquant LLC	0.47%	still open
August 22, 2014	Blackrock Investment Management (UK) Limited	1.10%	still open
August 22, 2014	Marshall Wace LLP	0.71%	still open
August 21, 2014	Blackrock Investment Management (UK) Limited	1.05%	still open
August 20, 2014	Marshall Wace LLP	0.69%	still open
August 19, 2014	Blackrock Institutional Trust Company, National Association	0.48%	still open
August 18, 2014	Marshall Wace LLP	0.70%	still open
August 15, 2014	Marshall Wace LLP	0.69%	still open
August 14, 2014	Bluecrest Capital Management Limited	0.90%	still open
August 13, 2014	Blackrock Institutional Trust Company, National Association	0.58%	still open
August 13, 2014	Worldquant LLC	0.52%	still open
August 12, 2014	Blackrock Investment Management (UK) Limited	0.98%	still open
August 8, 2014	Bluecrest Capital Management Limited	0.82%	still open
August 8, 2014	Millennium Capital Partners LLP	0.09%	still open
August 7, 2014	Millennium Capital Partners LLP	0.50%	still open
August 1, 2014	Millennium Capital Partners LLP	0.60%	still open
July 30, 2014	Marshall Wace LLP	0.78%	still open
July 28, 2014	Marshall Wace LLP	0.80%	still open
July 18, 2014	Blackrock Investment Management (UK) Limited	1.01%	still open
July 17, 2014	Marshall Wace LLP	0.71%	still open
July 16, 2014	AQR Capital Management, LLC	0.60%	still open
July 11, 2014	Marshall Wace LLP	0.66%	still open
July 10, 2014	Blackrock Institutional Trust Company, National Association	0.61%	still open
July 8, 2014	Blackrock Institutional Trust Company, National Association	0.51%	still open
July 4, 2014	Millennium Capital Partners LLP	0.54%	still open
July 3, 2014	Marshall Wace LLP	0.71%	still open
July 2, 2014	Bluecrest Capital Management Limited	0.79%	still open
July 1, 2014	Bluecrest Capital Management Limited	0.80%	still open
June 27, 2014	Marshall Wace LLP	0.69%	still open
June 23, 2014	Bluecrest Capital Management Limited	0.74%	still open
June 12, 2014	Marshall Wace LLP	0.73%	still open
June 12, 2014	Bluecrest Capital Management Limited	0.60%	still open
June 12, 2014	AQR Capital Management, LLC	0.51%	still open
June 10, 2014	Marshall Wace LLP	0.69%	still open
June 10, 2014	Bluecrest Capital Management Limited	0.58%	still open
June 6, 2014	Blackrock Investment Management (UK) Limited	0.99%	still open
June 6, 2014	Marshall Wace LLP	0.71%	still open
June 5, 2014	Marshall Wace LLP	0.69%	still open
June 5, 2014	Bluecrest Capital Management Limited	0.60%	still open
June 4, 2014	Marshall Wace LLP	0.70%	still open
June 3, 2014	Blackrock Investment Management (UK) Limited	1.00%	still open
June 3, 2014	Jpmorgan Asset Management (UK) LTD	0.58%	still open
June 2, 2014	Marshall Wace LLP	0.69%	still open
May 27, 2014	Bluecrest Capital Management Limited	0.54%	still open
May 22, 2014	Marshall Wace LLP	0.70%	still open
May 19, 2014	Blackrock Investment Management (UK) Limited	0.91%	still open
May 19, 2014	Marshall Wace LLP	0.61%	still open
May 12, 2014	Marshall Wace LLP	0.50%	still open
May 7, 2014	Marshall Wace LLP	0.41%	still open
May 2, 2014	Blackrock Investment Management (UK) Limited	0.84%	still open
May 2, 2014	Marshall Wace LLP	0.57%	still open
May 1, 2014	Blackrock Investment Management (UK) Limited	0.78%	still open
May 1, 2014	Marshall Wace LLP	0.60%	still open
May 1, 2014	Odey Asset Management LLP	0.33%	still open
April 30, 2014	Blackrock Investment Management (UK) Limited	1.13%	still open
April 30, 2014	Odey Asset Management LLP	0.67%	still open
April 30, 2014	Marshall Wace LLP	0.58%	still open
April 24, 2014	Marshall Wace LLP	0.61%	still open
April 11, 2014	Blackrock Investment Management (UK) Limited	1.00%	still open
April 7, 2014	Marshall Wace LLP	0.50%	still open
April 1, 2014	GLG Partners LP	0.10%	still open
March 31, 2014	GLG Partners LP	0.76%	still open
March 17, 2014	Blackrock Investment Management (UK) Limited	0.93%	still open
March 12, 2014	GLG Partners LP	0.96%	still open
March 5, 2014	GLG Partners LP	0.74%	still open
March 5, 2014	Morton Holdings, INC.	0.44%	still open
March 4, 2014	Blackrock Investment Management (UK) Limited	0.83%	still open
March 4, 2014	GLG Partners LP	0.69%	still open
March 4, 2014	Morton Holdings, INC.	0.52%	still open
February 28, 2014	Odey Asset Management LLP	0.75%	still open
February 24, 2014	Blackrock Investment Management (UK) Limited	0.71%	still open
February 6, 2014	Blackrock Investment Management (UK) Limited	0.63%	still open

Other companies sold short in the United Kingdom

Ibstock PLC 20.46% of the capital sold short
Vistry Group PLC 19.07% of the capital sold short
Capita PLC 13.88% of the capital sold short
Ocado Group PLC 13.08% of the capital sold short
WH Smith PLC 11.89% of the capital sold short
Wizz Air Holdings PLC 11.29% of the capital sold short
Crest Nicholson Holdings PLC 11.04% of the capital sold short
Greggs PLC 11.02% of the capital sold short
Chemring Group PLC 11.00% of the capital sold short
Genuit Group PLC 10.54% of the capital sold short
Ceres Power Holdings PLC 10.26% of the capital sold short
Breedon Group Plc 9.97% of the capital sold short