LIGAND PHARMACEUTICALS INC

Ticker: LGND CUSIP: 53220K504 Class: Common Stock

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 18,797 Value ($000) $3,554 Avg Close $192.14 Range $175.56 - $212.49

Q3 2025

Shares 18,311 Value ($000) $3,244 Avg Close $148.66 Range $111.72 - $177.81

Q2 2025

Shares 19,091 Value ($000) $2,170 Avg Close $106.88 Range $93.58 - $118.58

Q1 2025

Shares 18,797 Value ($000) $1,976 Avg Close $113.09 Range $102.79 - $125.17

Q4 2024

Shares 17,014 Value ($000) $1,823 Avg Close $113.04 Range $97.78 - $129.90

Q3 2024

Shares 16,927 Value ($000) $1,694 Avg Close $100.67 Range $81.74 - $112.13

Q2 2024

Shares 16,430 Value ($000) $1,384 Avg Close $79.57 Range $67.72 - $88.73

Q1 2024

Shares 16,594 Value ($000) $1,213 Avg Close $73.72 Range $67.53 - $94.57

Q4 2023

Shares 17,515 Value ($000) $1,251 Avg Close $59.01 Range $49.24 - $73.74

Q3 2023

Shares 18,187 Value ($000) $1,090 Avg Close $65.82 Range $57.94 - $72.97

Q2 2023

Shares 19,821 Value ($000) $1,429 Avg Close $75.03 Range $68.87 - $85.70

Q1 2023

Shares 20,463 Value ($000) $1,505 Avg Close $71.09 Range $64.75 - $78.00

Q4 2022

Shares 20,727 Value ($000) $1,385 Avg Close $65.02 Range $52.61 - $83.95

Q3 2022

Shares 20,481 Value ($000) $1,764 Avg Close $58.78 Range $47.79 - $68.00

Q2 2022

Shares 20,749 Value ($000) $1,851 Avg Close $56.75 Range $45.27 - $73.85

Q1 2022

Shares 20,604 Value ($000) $2,318 Avg Close $72.55 Range $55.21 - $97.49

Q4 2021

Shares 22,305 Value ($000) $3,445 Avg Close $92.38 Range $78.60 - $106.04

Q3 2021

Shares 21,796 Value ($000) $3,037 Avg Close $77.34 Range $63.64 - $91.19

Q2 2021

Shares 20,793 Value ($000) $2,728 Avg Close $83.18 Range $68.78 - $99.79

Q1 2021

Shares 21,754 Value ($000) $3,316 Avg Close $94.53 Range $61.52 - $137.09

Q4 2020

Shares 21,866 Value ($000) $2,175 Avg Close $57.01 Range $48.82 - $67.37

Q3 2020

Shares 21,771 Value ($000) $2,075 Avg Close $68.23 Range $54.55 - $79.73

Q2 2020

Shares 21,751 Value ($000) $2,433 Avg Close $63.40 Range $41.95 - $77.96

Q1 2020

Shares 26,018 Value ($000) $1,892 Avg Close $56.68 Range $35.71 - $76.16

Q4 2019

Shares 26,147 Value ($000) $2,727 Avg Close $66.83 Range $58.75 - $71.42

Q3 2019

Shares 28,875 Value ($000) $2,874 Avg Close $62.78 Range $52.68 - $75.33

Q2 2019

Shares 29,410 Value ($000) $3,357 Avg Close $73.65 Range $66.20 - $81.41

Q1 2019

Shares 32,031 Value ($000) $4,027 Avg Close $75.76 Range $61.48 - $90.42

Q4 2018

Shares 32,744 Value ($000) $4,443 Avg Close $106.61 Range $79.98 - $173.81

Q3 2018

Shares 32,005 Value ($000) $8,785 Avg Close $150.76 Range $127.91 - $172.25

Q2 2018

Shares 32,017 Value ($000) $6,633 Avg Close $111.59 Range $93.09 - $132.56

Q1 2018

Shares 31,219 Value ($000) $5,156 Avg Close $98.89 Range $85.31 - $115.28

Q4 2017

Shares 32,314 Value ($000) $4,425 Avg Close $86.68 Range $78.91 - $93.14

Q3 2017

Shares 32,795 Value ($000) $4,465 Avg Close $79.18 Range $71.99 - $86.39

Q2 2017

Shares 36,280 Value ($000) $4,404 Avg Close $69.95 Range $63.98 - $77.62

Q1 2017

Shares 37,546 Value ($000) $3,974 Avg Close $65.79 Range $59.31 - $68.75

Q4 2016

Shares 39,346 Value ($000) $3,998 Avg Close $63.11 Range $54.59 - $69.14

Q3 2016

Shares 40,346 Value ($000) $4,118 Avg Close $73.42 Range $60.65 - $87.21

Q2 2016

Shares 40,046 Value ($000) $4,776 Avg Close $74.21 Range $66.08 - $82.25

Q1 2016

Shares 37,272 Value ($000) $3,991 Avg Close $60.78 Range $51.19 - $67.87

Q4 2015

Shares 32,553 Value ($000) $3,529 Avg Close $61.74 Range $50.61 - $71.12

Q3 2015

Shares 32,038 Value ($000) $2,744 Avg Close $60.68 Range $44.68 - $70.12

Q2 2015

Shares 32,038 Value ($000) $3,233 Avg Close $54.56 Range $46.51 - $63.78

Q1 2015

Shares 36,044 Value ($000) $2,779 Avg Close $38.31 Range $30.97 - $49.66

Q4 2014

Shares 38,444 Value ($000) $2,046 Avg Close $32.53 Range $26.19 - $36.48

Q3 2014

Shares 48,630 Value ($000) $2,285 Avg Close $33.19 Range $28.90 - $40.96

Q2 2014

Shares 37,863 Value ($000) $2,358 Avg Close $40.58 Range $34.87 - $44.57

Q1 2014

Shares 32,363 Value ($000) $2,177 Avg Close $41.68 Range $31.65 - $50.17

Q4 2013

Shares 32,263 Value ($000) $1,697 Avg Close $32.58 Range $26.95 - $36.48

Q3 2013

Shares 32,063 Value ($000) $1,388 Avg Close $28.13 Range $22.97 - $31.72

Q2 2013

Shares 31,044 Value ($000) $1,162 Avg Close $17.99 Range $14.66 - $23.74

Q1 2013

Shares 30,287 Value ($000) $807 Avg Close $13.38 Range $11.87 - $16.80

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	18,797	$3,554	$192.14	$175.56 - $212.49
Q3 2025	18,311	$3,244	$148.66	$111.72 - $177.81
Q2 2025	19,091	$2,170	$106.88	$93.58 - $118.58
Q1 2025	18,797	$1,976	$113.09	$102.79 - $125.17
Q4 2024	17,014	$1,823	$113.04	$97.78 - $129.90
Q3 2024	16,927	$1,694	$100.67	$81.74 - $112.13
Q2 2024	16,430	$1,384	$79.57	$67.72 - $88.73
Q1 2024	16,594	$1,213	$73.72	$67.53 - $94.57
Q4 2023	17,515	$1,251	$59.01	$49.24 - $73.74
Q3 2023	18,187	$1,090	$65.82	$57.94 - $72.97
Q2 2023	19,821	$1,429	$75.03	$68.87 - $85.70
Q1 2023	20,463	$1,505	$71.09	$64.75 - $78.00
Q4 2022	20,727	$1,385	$65.02	$52.61 - $83.95
Q3 2022	20,481	$1,764	$58.78	$47.79 - $68.00
Q2 2022	20,749	$1,851	$56.75	$45.27 - $73.85
Q1 2022	20,604	$2,318	$72.55	$55.21 - $97.49
Q4 2021	22,305	$3,445	$92.38	$78.60 - $106.04
Q3 2021	21,796	$3,037	$77.34	$63.64 - $91.19
Q2 2021	20,793	$2,728	$83.18	$68.78 - $99.79
Q1 2021	21,754	$3,316	$94.53	$61.52 - $137.09
Q4 2020	21,866	$2,175	$57.01	$48.82 - $67.37
Q3 2020	21,771	$2,075	$68.23	$54.55 - $79.73
Q2 2020	21,751	$2,433	$63.40	$41.95 - $77.96
Q1 2020	26,018	$1,892	$56.68	$35.71 - $76.16
Q4 2019	26,147	$2,727	$66.83	$58.75 - $71.42
Q3 2019	28,875	$2,874	$62.78	$52.68 - $75.33
Q2 2019	29,410	$3,357	$73.65	$66.20 - $81.41
Q1 2019	32,031	$4,027	$75.76	$61.48 - $90.42
Q4 2018	32,744	$4,443	$106.61	$79.98 - $173.81
Q3 2018	32,005	$8,785	$150.76	$127.91 - $172.25
Q2 2018	32,017	$6,633	$111.59	$93.09 - $132.56
Q1 2018	31,219	$5,156	$98.89	$85.31 - $115.28
Q4 2017	32,314	$4,425	$86.68	$78.91 - $93.14
Q3 2017	32,795	$4,465	$79.18	$71.99 - $86.39
Q2 2017	36,280	$4,404	$69.95	$63.98 - $77.62
Q1 2017	37,546	$3,974	$65.79	$59.31 - $68.75
Q4 2016	39,346	$3,998	$63.11	$54.59 - $69.14
Q3 2016	40,346	$4,118	$73.42	$60.65 - $87.21
Q2 2016	40,046	$4,776	$74.21	$66.08 - $82.25
Q1 2016	37,272	$3,991	$60.78	$51.19 - $67.87
Q4 2015	32,553	$3,529	$61.74	$50.61 - $71.12
Q3 2015	32,038	$2,744	$60.68	$44.68 - $70.12
Q2 2015	32,038	$3,233	$54.56	$46.51 - $63.78
Q1 2015	36,044	$2,779	$38.31	$30.97 - $49.66
Q4 2014	38,444	$2,046	$32.53	$26.19 - $36.48
Q3 2014	48,630	$2,285	$33.19	$28.90 - $40.96
Q2 2014	37,863	$2,358	$40.58	$34.87 - $44.57
Q1 2014	32,363	$2,177	$41.68	$31.65 - $50.17
Q4 2013	32,263	$1,697	$32.58	$26.95 - $36.48
Q3 2013	32,063	$1,388	$28.13	$22.97 - $31.72
Q2 2013	31,044	$1,162	$17.99	$14.66 - $23.74
Q1 2013	30,287	$807	$13.38	$11.87 - $16.80