California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s The Mosaic Company MOS Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio MOS Stock Details MOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$9.34M Buy
366,466
+66,608
+22% +$1.83M 0.01% 717
2025
Q4 		$7.22M Sell
299,858
-280
-0.1% -$7.54K 0.01% 769
2025
Q3 		$10.4M Buy
300,138
+5,542
+2% +$191K 0.01% 623
2025
Q2 		$10.7M Sell
294,596
-309
-0.1% -$9.9K 0.01% 602
2025
Q1 		$7.97M Sell
294,905
-83,048
-22% -$2.2M 0.01% 666
2024
Q4 		$9.29M Sell
377,953
-117,685
-24% -$3.08M 0.01% 644
2024
Q3 		$13.3M Sell
495,638
-5,698
-1% -$157K 0.02% 584
2024
Q2 		$14.5M Sell
501,336
-66,696
-12% -$2.01M 0.02% 551
2024
Q1 		$18.4M Buy
568,032
+7,497
+1% +$239K 0.02% 515
2023
Q4 		$20M Buy
560,535
+18,288
+3% +$646K 0.03% 492
2023
Q3 		$19.3M Sell
542,247
-13,294
-2% -$510K 0.03% 469
2023
Q2 		$19.4M Sell
555,541
-27,222
-5% -$1.05M 0.03% 487
2023
Q1 		$26.7M Sell
582,763
-11,212
-2% -$543K 0.04% 400
2022
Q4 		$26.1M Sell
593,975
-14,110
-2% -$699K 0.04% 399
2022
Q3 		$29.4M Sell
608,085
-39,441
-6% -$2.04M 0.05% 349
2022
Q2 		$30.6M Buy
647,526
+1,011
+0.2% +$61.9K 0.05% 350
2022
Q1 		$43M Sell
646,515
-36,688
-5% -$1.83M 0.06% 313
2021
Q4 		$26.8M Buy
683,203
+39,631
+6% +$1.52M 0.03% 475
2021
Q3 		$23M Buy
643,572
+23,173
+4% +$741K 0.03% 505
2021
Q2 		$19.8M Buy
620,399
+14,800
+2% +$502K 0.02% 562
2021
Q1 		$19.1M Sell
605,599
-1,914
-0.3% -$56.4K 0.03% 562
2020
Q4 		$14M Sell
607,513
-24,240
-4% -$488K 0.02% 639
2020
Q3 		$11.5M Sell
631,753
-3,983
-0.6% -$64.8K 0.02% 641
2020
Q2 		$7.95M Buy
635,736
+26,154
+4% +$313K 0.01% 743
2020
Q1 		$6.6M Buy
609,582
+44,208
+8% +$750K 0.01% 711
2019
Q4 		$12.2M Sell
565,374
-22,263
-4% -$441K 0.02% 616
2019
Q3 		$12M Buy
587,637
+3,660
+0.6% +$79.7K 0.02% 591
2019
Q2 		$14.6M Sell
583,977
-10,678
-2% -$261K 0.03% 518
2019
Q1 		$16.2M Sell
594,655
-15,839
-3% -$483K 0.03% 470
2018
Q4 		$17.8M Sell
610,494
-4,533
-0.7% -$149K 0.04% 400
2018
Q3 		$20M Sell
615,027
-3,436
-0.6% -$104K 0.04% 424
2018
Q2 		$17.3M Buy
618,463
+9,499
+2% +$258K 0.04% 455
2018
Q1 		$14.8M Sell
608,964
-17,088
-3% -$450K 0.03% 506
2017
Q4 		$16.1M Buy
626,052
+1,777
+0.3% +$40.8K 0.03% 494
2017
Q3 		$13.5M Sell
624,275
-27,652
-4% -$599K 0.03% 527
2017
Q2 		$14.9M Sell
651,927
-66,340
-9% -$1.63M 0.03% 509
2017
Q1 		$21M Sell
718,267
-31,100
-4% -$960K 0.04% 405
2016
Q4 		$22M Sell
749,367
-19,400
-3% -$521K 0.04% 392
2016
Q3 		$18.8M Buy
768,767
+6,400
+0.8% +$174K 0.04% 450
2016
Q2 		$20M Buy
762,367
+1,286
+0.2% +$34.1K 0.04% 418
2016
Q1 		$20.5M Buy
761,081
+94,925
+14% +$2.48M 0.04% 415
2015
Q4 		$18.4M Buy
666,156
+10,523
+2% +$336K 0.04% 402
2015
Q3 		$20.4M Buy
655,633
+19,306
+3% +$797K 0.05% 360
2015
Q2 		$29.8M Buy
636,327
+3,548
+0.6% +$161K 0.07% 267
2015
Q1 		$29.1M Sell
632,779
-10,404
-2% -$508K 0.07% 280
2014
Q4 		$29.4M Buy
643,183
+6,029
+0.9% +$267K 0.07% 284
2014
Q3 		$28.3M Buy
637,154
+26,211
+4% +$1.23M 0.07% 274
2014
Q2 		$30.2M Buy
610,943
+65,100
+12% +$3.21M 0.08% 255
2014
Q1 		$27.3M Buy
545,843
+2,600
+0.5% +$124K 0.07% 275
2013
Q4 		$25.7M Buy
543,243
+3,700
+0.7% +$172K 0.07% 285
2013
Q3 		$23.2M Buy
539,543
+16,655
+3% +$775K 0.07% 295
2013
Q2 		$28.1M Buy
+522,888
New +$31.1M 0.09% 215

Other funds holding MOS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

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

California State Teachers Retirement System (CalSTRS) increased its The Mosaic Company (MOS) stake by 22% in Q1 2026, buying an estimated $1.83M and bringing the position to 366,466 shares worth $9.34M. The position accounts for 0.01% of the portfolio, ranked #717.

California State Teachers Retirement System (CalSTRS) first reported a position in MOS in Q2 2013 and has held it in 52 quarters since. The position peaked at $43M in Q1 2022. 692 funds tracked by Wall St. Rank hold MOS as of Q1 2026.

  • California State Teachers Retirement System (CalSTRS) held 366,466 shares of The Mosaic Company worth $9.34M as of Q1 2026.
  • California State Teachers Retirement System (CalSTRS) bought 66,608 The Mosaic Company shares in Q1 2026, an estimated $1.83M.
  • The Mosaic Company made up 0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q1 2026, its #717 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in The Mosaic Company in Q2 2013 and has held it in 52 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s The Mosaic Company position peaked at $43M in Q1 2022.
  • 692 funds tracked by Wall St. Rank held The Mosaic Company as of Q1 2026.

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