Question 1

How many shares of ARWR does CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM own?

Accepted Answer

As of 2026-Q1, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds 144,313 shares of ARWR (ARROWHEAD PHARMACEUTICALS IN).

Question 2

What is CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's ARWR position worth?

Accepted Answer

As of 2026-Q1, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's ARWR position is worth $9M.

Question 3

Is CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM buying or selling ARWR?

Accepted Answer

In 2026-Q1, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM increased their ARWR position (+21.9% change in shares).

Question 4

When did CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM first buy ARWR?

Accepted Answer

Based on available 13F filings, CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM first reported a position in ARWR in 2018-Q4. They have held the position across 30 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q1 Latest	Increased	144,313	+21.9%	$9M	0.0%	$64.10	33
2025-Q4	Increased	118,372	+13.8%	$7.9M	0.0%	$67.25	31
2025-Q3	Increased	103,982	+0.0%	$3.6M	0.0%	$33.78	26
2025-Q2	Increased	103,976	+1.3%	$1.6M	0.0%	$16.08	26
2025-Q1	Decreased	102,675	-2.4%	$1.3M	0.0%	$13.82	0
2024-Q4	Decreased	105,154	-1.1%	$2M	0.0%	$18.61	0
2024-Q3	Decreased	106,293	-11.9%	$2.1M	0.0%	$19.67	0
2024-Q2	Decreased	120,675	-1.5%	$3.1M	0.0%	$25.99	0
2024-Q1	Increased	122,486	+14.1%	$3.5M	0.0%	$28.60	30
2023-Q4	Decreased	107,350	-4.3%	$3.3M	0.0%	$30.60	0
2023-Q3	Decreased	112,133	-10.0%	$3M	0.0%	$26.87	0
2023-Q2	Decreased	124,645	-1.7%	$4.4M	0.0%	$35.93	0
2023-Q1	Decreased	126,766	-1.5%	$3.2M	0.0%	$24.43	0
2022-Q4	Increased	128,734	+1.3%	$5.2M	0.0%	$40.56	27
2022-Q3	Decreased	127,079	-1.7%	$4.2M	0.0%	$33.28	0
2022-Q2	Increased	129,331	+0.5%	$4.6M	0.0%	$34.56	27
2022-Q1	Decreased	128,693	-7.4%	$5.9M	0.0%	$45.59	0
2021-Q4	Increased	139,007	+2.4%	$9.2M	0.0%	$67.35	28
2021-Q3	Decreased	135,775	-2.8%	$8.5M	0.0%	$60.63	0
2021-Q2	Decreased	139,693	-9.5%	$11.6M	0.0%	$81.50	0
2021-Q1	Increased	154,410	+1.7%	$10.2M	0.0%	$63.69	28
2020-Q4	Decreased	151,823	-0.1%	$11.6M	0.0%	$77.43	0
2020-Q3	Increased	151,921	+0.4%	$6.5M	0.0%	$43.42	27
2020-Q2	Decreased	151,348	-0.5%	$6.5M	0.0%	$42.60	0
2020-Q1	Increased	152,160	+6.7%	$4.4M	0.0%	$28.97	29
2019-Q4	Decreased	142,624	-2.2%	$9M	0.0%	$64.20	0
2019-Q3	Increased	145,819	+1.4%	$4.1M	0.0%	$26.96	27
2019-Q2	Increased	143,767	+0.3%	$3.8M	0.0%	$26.50	27
2019-Q1	Increased	143,362	+5.2%	$2.6M	0.0%	$18.35	28
2018-Q4	New	136,330	-	$1.7M	0.0%	$11.94	36

ARWR30 quarters

ARWR
30 quarters