California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Ironwood Pharmaceuticals IRWD Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio IRWD Stock Details IRWD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$30.4K Sell
8,659
-1,192
-12% -$4.89K ﹤0.01% 2310
2025
Q4 		$33.2K Sell
9,851
-407
-4% -$1.06K ﹤0.01% 2363
2025
Q3 		$13.4K Buy
10,258
+7
+0.1% +$7 ﹤0.01% 2721
2025
Q2 		$7.35K Sell
10,251
-123,886
-92% -$97.3K ﹤0.01% 2838
2025
Q1 		$197K Hold
134,137
– – ﹤0.01% 2305
2024
Q4 		$594K Sell
134,137
-1,005
-0.7% -$4.08K ﹤0.01% 2031
2024
Q3 		$557K Sell
135,142
-2,598
-2% -$14K ﹤0.01% 2071
2024
Q2 		$898K Sell
137,740
-4,278
-3% -$30.3K ﹤0.01% 1810
2024
Q1 		$1.24M Sell
142,018
-6,535
-4% -$79.3K ﹤0.01% 1688
2023
Q4 		$1.7M Sell
148,553
-5,698
-4% -$56.4K ﹤0.01% 1543
2023
Q3 		$1.49M Sell
154,251
-13,947
-8% -$137K ﹤0.01% 1565
2023
Q2 		$1.79M Sell
168,198
-3,937
-2% -$42.3K ﹤0.01% 1560
2023
Q1 		$1.81M Sell
172,135
-2,335
-1% -$26.2K ﹤0.01% 1546
2022
Q4 		$2.16M Buy
174,470
+1,360
+0.8% +$15.4K ﹤0.01% 1435
2022
Q3 		$1.79M Sell
173,110
-8,251
-5% -$93.5K ﹤0.01% 1507
2022
Q2 		$2.09M Sell
181,361
-13,207
-7% -$156K ﹤0.01% 1462
2022
Q1 		$2.45M Sell
194,568
-16,446
-8% -$189K ﹤0.01% 1486
2021
Q4 		$2.46M Buy
211,014
+6,944
+3% +$85.2K ﹤0.01% 1615
2021
Q3 		$2.67M Buy
204,070
+3,601
+2% +$46.5K ﹤0.01% 1550
2021
Q2 		$2.58M Sell
200,469
-40,157
-17% -$460K ﹤0.01% 1634
2021
Q1 		$2.69M Sell
240,626
-633
-0.3% -$6.69K ﹤0.01% 1561
2020
Q4 		$2.75M Hold
241,259
– – ﹤0.01% 1455
2020
Q3 		$2.17M Buy
241,259
+3,795
+2% +$37.7K ﹤0.01% 1456
2020
Q2 		$2.45M Hold
237,464
– – ﹤0.01% 1347
2020
Q1 		$2.4M Buy
237,464
+2,723
+1% +$32K 0.01% 1197
2019
Q4 		$3.12M Sell
234,741
-4,742
-2% -$52.3K 0.01% 1295
2019
Q3 		$2.06M Buy
239,483
+2,861
+1% +$27.8K ﹤0.01% 1510
2019
Q2 		$2.59M Sell
236,622
-20,566
-8% -$230K 0.01% 1402
2019
Q1 		$2.91M Sell
257,188
-5,718
-2% -$63.9K 0.01% 1296
2018
Q4 		$2.28M Buy
262,906
+9,850
+4% +$113K 0.01% 1379
2018
Q3 		$3.91M Sell
253,056
-90
-0% -$1.42K 0.01% 1179
2018
Q2 		$4.05M Buy
253,146
+8,440
+3% +$125K 0.01% 1147
2018
Q1 		$3.16M Sell
244,706
-8,778
-3% -$109K 0.01% 1239
2017
Q4 		$3.18M Sell
253,484
-3,791
-1% -$49.5K 0.01% 1272
2017
Q3 		$3.4M Sell
257,275
-27,660
-10% -$381K 0.01% 1231
2017
Q2 		$4.51M Sell
284,935
-19,308
-6% -$281K 0.01% 1092
2017
Q1 		$4.35M Sell
304,243
-14,328
-4% -$196K 0.01% 1164
2016
Q4 		$4.08M Sell
318,571
-8,358
-3% -$106K 0.01% 1217
2016
Q3 		$4.35M Buy
326,929
+2,507
+0.8% +$29.3K 0.01% 1146
2016
Q2 		$3.55M Buy
324,422
+5,001
+2% +$48.9K 0.01% 1225
2016
Q1 		$2.93M Buy
319,421
+40,815
+15% +$337K 0.01% 1374
2015
Q4 		$2.7M Buy
278,606
+4,450
+2% +$43K 0.01% 1349
2015
Q3 		$2.39M Sell
274,156
-477
-0.2% -$4.45K 0.01% 1420
2015
Q2 		$2.77M Buy
274,633
+13,652
+5% +$159K 0.01% 1417
2015
Q1 		$3.5M Sell
260,981
-4,298
-2% -$56.4K 0.01% 1225
2014
Q4 		$3.4M Sell
265,279
-43,997
-14% -$504K 0.01% 1251
2014
Q3 		$3.36M Buy
309,276
+48,767
+19% +$558K 0.01% 1210
2014
Q2 		$3.35M Buy
260,509
+29,730
+13% +$323K 0.01% 1255
2014
Q1 		$2.38M Buy
230,779
+29,731
+15% +$334K 0.01% 1415
2013
Q4 		$1.96M Buy
201,048
+1,194
+0.6% +$10.7K 0.01% 1537
2013
Q3 		$1.98M Buy
199,854
+6,249
+3% +$61.3K 0.01% 1474
2013
Q2 		$1.61M Buy
+193,605
New +$2.35M 0.01% 1535

Other funds holding IRWD

AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SCM
Sarissa Capital Management Greenwich, Connecticut $158M AUM 103.7% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

California State Teachers Retirement System (CalSTRS)'s IRWD Position: Q1 2026 in Review

California State Teachers Retirement System (CalSTRS) reduced its Ironwood Pharmaceuticals (IRWD) stake by 12% in Q1 2026, selling an estimated $4.89K and leaving 8,659 shares worth $30.4K. The position accounts for ﹤0.01% of the portfolio, ranked #2310.

California State Teachers Retirement System (CalSTRS) first reported a position in IRWD in Q2 2013 and has held it in 52 quarters since. The position peaked at $4.51M in Q2 2017. 226 funds tracked by Wall St. Rank hold IRWD as of Q1 2026.

  • California State Teachers Retirement System (CalSTRS) held 8,659 shares of Ironwood Pharmaceuticals worth $30.4K as of Q1 2026.
  • California State Teachers Retirement System (CalSTRS) sold 1,192 Ironwood Pharmaceuticals shares in Q1 2026, an estimated $4.89K.
  • Ironwood Pharmaceuticals made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q1 2026, its #2310 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Ironwood Pharmaceuticals in Q2 2013 and has held it in 52 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Ironwood Pharmaceuticals position peaked at $4.51M in Q2 2017.
  • 226 funds tracked by Wall St. Rank held Ironwood Pharmaceuticals as of Q1 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q1 2026, filed 18 May 2026.