CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in ANAB — Anaptysbio, Inc

CIK 1081019 WEST SACRAMENTO, CA

Position in ANAB

as of Mar 31, 2026 · filed May 18, 2026 Compact

Position Value

$776,439

+$91,029 QoQ

Shares Held

21,000

-1.0% QoQ

Ownership

0.072%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Mar 31, 2026

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $855,427,423 across 222 Biotechnology names. ANAB ranks #100 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	373,481	$166,774,205
2	REGN	Regeneron Pharmaceuticals, Inc.	154,201	$119,141,860
3	ALNY	Alnylam Pharmaceuticals, Inc.	196,863	$65,136,060
4	INSM	INSMED Inc	303,182	$49,576,320
5	RPRX	Royalty Pharma plc	759,042	$36,411,244
6	INCY	Incyte Corp	241,287	$22,709,932
7	MRNA	Moderna, Inc.	407,190	$20,685,252
8	RVMD	Revolution Medicines, Inc.	165,277	$16,073,188

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$776,439	14,000	-1.0%	Shares	Sole	2026-05-18
2025-12-31	$685,410	14,138	-0.5%	Shares	Sole	2026-02-17
2025-09-30	$435,262	14,215	-0.0%	Shares	Sole	2025-11-14
2025-06-30	$315,617	14,217	-2.6%	Shares	Sole	2025-08-14
2025-03-31	$271,227	14,590	0.0%	Shares	Sole	2025-05-15
2024-12-31	$193,172	14,590	+10.3%	Shares	Sole	2025-03-18
2024-09-30	$443,237	13,231	+18.2%	Shares	Sole	2025-04-04
2024-06-30	$280,522	11,194	-2.2%	Shares	Sole	2025-04-08
2024-03-31	$257,808	11,448	-23.1%	Shares	Sole	2024-05-16
2023-12-31	$318,815	14,884	-23.2%	Shares	Sole	2024-02-13
2023-09-30	$347,902	19,371	-17.7%	Shares	Sole	2023-11-14
2023-06-30	$478,457	23,523	+4.5%	Shares	Sole	2023-08-21
2023-03-31	$490,036	22,520	-1.2%	Shares	Sole	2023-05-09
2022-12-31	$706,664	22,803	+1.1%	Shares	Sole	2023-02-14
2022-09-30	$575,302	22,552	-0.9%	Shares	Sole	2022-11-21
2022-06-30	$461,762	22,747	-3.3%	Shares	Sole	2022-08-15
2022-03-31	$581,735	23,514	-7.7%	Shares	Sole	2022-05-16
2021-12-31	$885,014	25,468	+0.2%	Shares	Sole	2022-02-15
2021-09-30	$689,390	25,420	-4.5%	Shares	Sole	2021-11-15
2021-06-30	$690,335	26,623	-17.6%	Shares	Sole	2021-08-16
2021-03-31	$696,045	32,299	-70.7%	Shares	Sole	2021-05-18
2020-12-31	$2,369,036	110,188	+241.1%	Shares	Sole	2021-02-16
2020-09-30	$476,408	32,299	+0.1%	Shares	Sole	2020-11-17
2020-06-30	$721,133	32,280	-13.0%	Shares	Sole	2020-08-17
2020-03-31	$524,265	37,103	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.