California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Quest Diagnostics DGX Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio DGX Stock Details DGX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$31.8M Sell
162,238
-5,763
-3% -$1.12M 0.03% 385
2025
Q4 		$29.2M Sell
168,001
-4,711
-3% -$858K 0.03% 428
2025
Q3 		$32.9M Sell
172,712
-16,239
-9% -$2.88M 0.03% 394
2025
Q2 		$33.9M Buy
188,951
+18,170
+11% +$3.16M 0.04% 377
2025
Q1 		$28.9M Sell
170,781
-844
-0.5% -$139K 0.04% 394
2024
Q4 		$25.9M Sell
171,625
-12,645
-7% -$1.97M 0.03% 439
2024
Q3 		$28.6M Buy
184,270
+1,695
+0.9% +$253K 0.03% 426
2024
Q2 		$25M Buy
182,575
+4,384
+2% +$600K 0.03% 433
2024
Q1 		$23.7M Buy
178,191
+1,008
+0.6% +$131K 0.03% 456
2023
Q4 		$24.4M Buy
177,183
+2,101
+1% +$276K 0.03% 429
2023
Q3 		$21.3M Sell
175,082
-6,652
-4% -$886K 0.03% 441
2023
Q2 		$25.5M Sell
181,734
-5,961
-3% -$822K 0.04% 414
2023
Q1 		$26.6M Sell
187,695
-6,343
-3% -$907K 0.04% 402
2022
Q4 		$30.4M Sell
194,038
-1,692
-0.9% -$243K 0.05% 360
2022
Q3 		$24M Sell
195,730
-4,408
-2% -$581K 0.04% 393
2022
Q2 		$26.6M Sell
200,138
-3,525
-2% -$480K 0.04% 389
2022
Q1 		$27.9M Sell
203,663
-11,985
-6% -$1.67M 0.04% 432
2021
Q4 		$37.3M Sell
215,648
-4,830
-2% -$735K 0.04% 384
2021
Q3 		$32M Sell
220,478
-9,992
-4% -$1.46M 0.04% 411
2021
Q2 		$30.4M Sell
230,470
-25,296
-10% -$3.31M 0.04% 438
2021
Q1 		$32.8M Sell
255,766
-4,597
-2% -$566K 0.04% 383
2020
Q4 		$31M Sell
260,363
-21,835
-8% -$2.66M 0.04% 371
2020
Q3 		$32.3M Buy
282,198
+4,596
+2% +$543K 0.05% 319
2020
Q2 		$31.6M Buy
277,602
+5,025
+2% +$533K 0.06% 303
2020
Q1 		$21.9M Buy
272,577
+13,049
+5% +$1.35M 0.05% 334
2019
Q4 		$27.7M Buy
259,528
+31,081
+14% +$3.24M 0.05% 337
2019
Q3 		$24.5M Buy
228,447
+939
+0.4% +$96.4K 0.05% 353
2019
Q2 		$23.2M Sell
227,508
-1,155
-0.5% -$111K 0.05% 374
2019
Q1 		$20.6M Sell
228,663
-4,425
-2% -$383K 0.04% 391
2018
Q4 		$19.4M Sell
233,088
-1,939
-0.8% -$182K 0.04% 371
2018
Q3 		$25.4M Buy
235,027
+311
+0.1% +$34.1K 0.05% 346
2018
Q2 		$25.8M Sell
234,716
-3,176
-1% -$331K 0.05% 328
2018
Q1 		$23.9M Sell
237,892
-7,138
-3% -$731K 0.05% 346
2017
Q4 		$24.1M Buy
245,030
+2,968
+1% +$281K 0.05% 352
2017
Q3 		$22.7M Sell
242,062
-18,198
-7% -$1.93M 0.05% 353
2017
Q2 		$28.9M Sell
260,260
-30,034
-10% -$3.18M 0.06% 300
2017
Q1 		$28.5M Sell
290,294
-13,000
-4% -$1.24M 0.06% 315
2016
Q4 		$27.9M Sell
303,294
-7,800
-3% -$672K 0.06% 326
2016
Q3 		$26.3M Buy
311,094
+2,700
+0.9% +$227K 0.05% 341
2016
Q2 		$25.1M Sell
308,394
-5,453
-2% -$415K 0.05% 340
2016
Q1 		$22.4M Buy
313,847
+39,203
+14% +$2.63M 0.05% 381
2015
Q4 		$19.5M Buy
274,644
+4,341
+2% +$292K 0.05% 384
2015
Q3 		$16.6M Buy
270,303
+7,971
+3% +$557K 0.04% 422
2015
Q2 		$19M Sell
262,332
-10,928
-4% -$807K 0.05% 398
2015
Q1 		$21M Sell
273,260
-4,415
-2% -$316K 0.05% 367
2014
Q4 		$18.6M Buy
277,675
+2,578
+0.9% +$163K 0.04% 409
2014
Q3 		$16.7M Buy
275,097
+6,892
+3% +$425K 0.04% 431
2014
Q2 		$15.7M Buy
268,205
+3,700
+1% +$217K 0.04% 457
2014
Q1 		$15.3M Buy
264,505
+1,200
+0.5% +$64.3K 0.04% 438
2013
Q4 		$14.1M Sell
263,305
-20,800
-7% -$1.23M 0.04% 459
2013
Q3 		$17.6M Buy
284,105
+8,727
+3% +$522K 0.05% 359
2013
Q2 		$16.7M Buy
+275,378
New +$16.4M 0.05% 347

Other funds holding DGX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

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

California State Teachers Retirement System (CalSTRS) reduced its Quest Diagnostics (DGX) stake by 3.4% in Q1 2026, selling an estimated $1.12M and leaving 162,238 shares worth $31.8M. The position accounts for 0.03% of the portfolio, ranked #385.

California State Teachers Retirement System (CalSTRS) first reported a position in DGX in Q2 2013 and has held it in 52 quarters since. The position peaked at $37.3M in Q4 2021. 1,064 funds tracked by Wall St. Rank hold DGX as of Q1 2026.

  • California State Teachers Retirement System (CalSTRS) held 162,238 shares of Quest Diagnostics worth $31.8M as of Q1 2026.
  • California State Teachers Retirement System (CalSTRS) sold 5,763 Quest Diagnostics shares in Q1 2026, an estimated $1.12M.
  • Quest Diagnostics made up 0.03% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q1 2026, its #385 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Quest Diagnostics in Q2 2013 and has held it in 52 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Quest Diagnostics position peaked at $37.3M in Q4 2021.
  • 1,064 funds tracked by Wall St. Rank held Quest Diagnostics as of Q1 2026.

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