David A. Siegel Ab Cellera Biologics Inc. Transaction History

Two Sigma Advisers, LP

$47 Billion
Q3 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Ab Cellera Biologics Inc. stock. As of the latest transaction made, Two Sigma Advisers, LP holds 4,799,900 shares of ABCL stock, worth $17.7 Million. This represents 0.05% of its overall portfolio holdings.

Number of Shares

4,799,900

Previous 4,070,300 17.92%

Holding current value

$17.7 Million

Previous $14 Million 72.93%

% of portfolio

0.05%

Previous 0.03%

18 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$3.49 - $5.15 $2.55 Million - $3.76 Million	729,600 Added 17.92%	4,799,900 $24.1 Million
Q2 2025 Aug 14, 2025	BUY	$1.93 - $3.8 $2.75 Million - $5.42 Million	1,425,500 Added 53.9%	4,070,300 $14 Million
Q1 2025 May 15, 2025	BUY	$2.2 - $3.53 $80,080 - $128,492	36,400 Added 1.4%	2,644,800 $5.9 Million
Q4 2024 Feb 14, 2025	BUY	$2.48 - $3.15 $1.07 Million - $1.36 Million	430,800 Added 19.78%	2,608,400 $7.64 Million
Q3 2024 Nov 14, 2024	BUY	$2.39 - $3.49 $986,592 - $1.44 Million	412,800 Added 23.39%	2,177,600 $5.64 Million
Q2 2024 Aug 14, 2024	BUY	$2.73 - $4.73 $19,656 - $34,056	7,200 Added 0.41%	1,764,800 $5.22 Million
Q1 2024 May 15, 2024	BUY	$4.29 - $5.97 $3.28 Million - $4.56 Million	764,300 Added 76.95%	1,757,600 $7.96 Million
Q4 2023 Feb 14, 2024	BUY	$3.91 - $5.93 $1.14 Million - $1.72 Million	290,400 Added 41.31%	993,300 $5.67 Million
Q3 2023 Nov 14, 2023	BUY	$4.6 - $7.95 $517,959 - $895,170	112,600 Added 19.08%	702,900 $3.23 Million
Q2 2023 Aug 14, 2023	BUY	$5.66 - $7.59 $282,434 - $378,741	49,900 Added 9.23%	590,300 $3.81 Million
Q1 2023 May 15, 2023	SELL	$7.31 - $11.18 $646,204 - $988,312	-88,400 Reduced 14.06%	540,400 $4.07 Million
Q4 2022 Feb 14, 2023	BUY	$9.48 - $14.52 $1.53 Million - $2.34 Million	161,100 Added 34.45%	628,800 $6.37 Million
Q3 2022 Nov 14, 2022	BUY	$9.2 - $13.68 $3.87 Million - $5.75 Million	420,400 Added 888.79%	467,700 $4.63 Million
Q3 2022 Nov 14, 2022	BUY	$9.2 - $13.68 $3.87 Million - $5.75 Million	420,400 Added 888.79%	467,700 $4.63 Million
Q2 2022 Aug 15, 2022	BUY	$5.72 - $10.65 $130,988 - $243,885	22,900 Added 93.85%	47,300 $504,000
Q1 2022 May 16, 2022	BUY	$7.46 - $14.14 $182,024 - $345,016	24,400 New	24,400 $238,000
Q2 2021 Aug 16, 2021	SELL	$20.19 - $34.17 $419,952 - $710,736	-20,800 Closed	0 $0
Q1 2021 May 17, 2021	BUY	$23.29 - $53.2 $484,432 - $1.11 Million	20,800 New	20,800 $706,000

Others Institutions Holding ABCL

# of Institutions

165

Shares Held

111M

Call Options Held

749K

Put Options Held

552K

View Full List

About AbCellera Biologics Inc.

Ticker ABCL
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 285,139,008
Market Cap $1.05B
Description
AbCellera Biologics Inc. develops antibody discovery platform. Its full-stack, artificial intelligence-powered antibody discovery platform searches and analyzes the database of natural immune systems to find antibodies that could be developed as drugs. As of December 31, 2021, the company had 156 discovery programs that are either completed, in ...

More about ABCL

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