Ken Griffin Pros Holdings, Inc. Transaction History

Citadel Advisors LLC

$618 Billion
Q3 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Pros Holdings, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 368,112 shares of PRO stock, worth $8.51 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

368,112

Previous 95,082 287.15%

Holding current value

$8.51 Million

Previous $1.49 Million 466.73%

% of portfolio

0.0%

Previous 0.0%

32 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$14.1 - $23.02 $3.85 Million - $6.29 Million	273,030 Added 287.15%	368,112 $8.43 Million
Q2 2025 Aug 14, 2025	SELL	$13.98 - $20.02 $968,869 - $1.39 Million	-69,304 Reduced 42.16%	95,082 $1.49 Million
Q1 2025 May 15, 2025	SELL	$19.03 - $27.39 $3.03 Million - $4.36 Million	-159,204 Reduced 49.2%	164,386 $3.13 Million
Q4 2024 Feb 14, 2025	SELL	$17.69 - $25.4 $5.56 Million - $7.99 Million	-314,410 Reduced 49.28%	323,590 $7.11 Million
Q3 2024 Nov 14, 2024	BUY	$16.99 - $27.05 $8.94 Million - $14.2 Million	526,209 Added 470.71%	638,000 $11.8 Million

Q2 2024 Aug 14, 2024	BUY	$26.64 - $38.31 $2.98 Million - $4.28 Million	111,791 New	111,791 $3.2 Million
Q4 2023 Feb 14, 2024	BUY	$31.15 - $39.82 $955,650 - $1.22 Million	30,679 Added 222.41%	44,473 $1.73 Million
Q3 2023 Nov 14, 2023	SELL	$29.82 - $38.4 $6.49 Million - $8.36 Million	-217,762 Reduced 94.04%	13,794 $477,000
Q2 2023 Aug 14, 2023	SELL	$24.68 - $31.02 $6.25 Million - $7.86 Million	-253,272 Reduced 52.24%	231,556 $7.13 Million
Q1 2023 May 15, 2023	BUY	$23.16 - $29.12 $2.33 Million - $2.93 Million	100,529 Added 26.16%	484,828 $13.3 Million
Q4 2022 Feb 14, 2023	BUY	$20.69 - $27.89 $3.08 Million - $4.16 Million	149,028 Added 63.34%	384,299 $9.32 Million
Q3 2022 Nov 14, 2022	BUY	$18.52 - $28.88 $2.54 Million - $3.97 Million	137,364 Added 140.3%	235,271 $5.81 Million
Q2 2022 Aug 15, 2022	BUY	$23.99 - $34.85 $611,888 - $888,884	25,506 Added 35.23%	97,907 $2.57 Million
Q1 2022 May 16, 2022	BUY	$26.05 - $35.94 $1.12 Million - $1.55 Million	43,079 Added 146.92%	72,401 $2.41 Million
Q4 2021 Feb 14, 2022	SELL	$30.0 - $38.8 $3.59 Million - $4.64 Million	-119,575 Reduced 80.31%	29,322 $1.01 Million
Q3 2021 Nov 15, 2021	BUY	$35.48 - $47.11 $2.01 Million - $2.67 Million	56,697 Added 61.49%	148,897 $5.28 Million
Q2 2021 Aug 16, 2021	BUY	$37.0 - $50.78 $356,791 - $489,671	9,643 Added 11.68%	92,200 $4.2 Million
Q1 2021 May 17, 2021	SELL	$41.73 - $49.89 $1.73 Million - $2.07 Million	-41,396 Reduced 33.4%	82,557 $3.51 Million
Q4 2020 Feb 16, 2021	BUY	$28.17 - $50.77 $2.29 Million - $4.14 Million	81,454 Added 191.66%	123,953 $6.29 Million
Q3 2020 Nov 16, 2020	BUY	$31.01 - $44.86 $721,044 - $1.04 Million	23,252 Added 120.81%	42,499 $1.36 Million
Q2 2020 Aug 14, 2020	SELL	$25.4 - $46.01 $2.42 Million - $4.38 Million	-95,197 Reduced 83.18%	19,247 $855,000
Q1 2020 May 15, 2020	BUY	$21.03 - $68.0 $683,411 - $2.21 Million	32,497 Added 39.66%	114,444 $3.55 Million
Q4 2019 Feb 14, 2020	SELL	$50.43 - $62.4 $12.1 Million - $14.9 Million	-239,162 Reduced 74.48%	81,947 $4.91 Million
Q3 2019 Nov 14, 2019	BUY	$58.83 - $75.13 $13 Million - $16.6 Million	220,579 Added 219.42%	321,109 $19.1 Million
Q2 2019 Aug 14, 2019	SELL	$42.04 - $66.01 $827,389 - $1.3 Million	-19,681 Reduced 16.37%	100,530 $6.36 Million
Q1 2019 May 15, 2019	SELL	$29.59 - $43.05 $493,324 - $717,729	-16,672 Reduced 12.18%	120,211 $0
Q4 2018 Feb 14, 2019	BUY	$28.68 - $34.7 $669,936 - $810,557	23,359 Added 20.58%	136,883 $4.3 Million
Q3 2018 Nov 13, 2018	BUY	$34.73 - $39.99 $861,755 - $992,271	24,813 Added 27.97%	113,524 $0
Q2 2018 Aug 10, 2018	BUY	$29.52 - $38.0 $2.38 Million - $3.06 Million	80,511 Added 981.84%	88,711 $0
Q1 2018 May 11, 2018	SELL	$26.76 - $34.8 $807,215 - $1.05 Million	-30,165 Reduced 78.63%	8,200 $271,000
Q4 2017 Feb 09, 2018	SELL	$22.45 - $28.29 $1.11 Million - $1.4 Million	-49,427 Reduced 56.3%	38,365 $1.02 Million
Q3 2017 Nov 09, 2017	BUY	$23.41 - $29.02 $2.06 Million - $2.55 Million	87,792	87,792 $2.12 Million

Others Institutions Holding PRO

# of Institutions

208

Shares Held

48.9M

Call Options Held

1.35M

Put Options Held

145K

View Full List

About PROS Holdings, Inc.

Ticker PRO
Exchange NYSE
Sector Technology
Industry Software—Application
Shares Outstandng 45,305,500
Market Cap $1.05B
Description
PROS Holdings, Inc. provides solutions that optimize the processes of selling and shopping in the digital economy worldwide. The company offers PROS Smart Configure Price Quote that improves sales productivity and accelerate deal velocity by automating common sales tasks; and PROS Smart Price Optimization and Management that enables businesses t...

More about PRO

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