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Gilder Gagnon Howe & Co’s Calix CALX Stock Holding History

Gilder Gagnon Howe & Co’s Portfolio CALX Stock Details CALX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$38.2M Sell
779,092
-108,835
-12% -$5.71M 0.46% 63
2025
Q4 		$47M Sell
887,927
-14,694
-2% -$856K 0.5% 59
2025
Q3 		$55.4M Sell
902,621
-11,077
-1% -$638K 0.56% 54
2025
Q2 		$48.6M Buy
913,698
+117,239
+15% +$5.01M 0.52% 57
2025
Q1 		$28.2M Buy
796,459
+112,581
+16% +$4.18M 0.37% 73
2024
Q4 		$23.8M Sell
683,878
-271,790
-28% -$9.57M 0.26% 79
2024
Q3 		$37.1M Buy
955,668
+148,442
+18% +$5.45M 0.44% 57
2024
Q2 		$28.6M Buy
807,226
+145,080
+22% +$4.67M 0.36% 73
2024
Q1 		$22M Sell
662,146
-889,467
-57% -$33.1M 0.27% 82
2023
Q4 		$67.8M Sell
1,551,613
-184,614
-11% -$7.38M 0.93% 34
2023
Q3 		$79.6M Sell
1,736,227
-98,067
-5% -$4.44M 1.21% 24
2023
Q2 		$91.5M Sell
1,834,294
-326,081
-15% -$15.7M 1.25% 22
2023
Q1 		$116M Sell
2,160,375
-4,784
-0.2% -$261K 1.92% 14
2022
Q4 		$148M Sell
2,165,159
-439,161
-17% -$29.5M 2.76% 5
2022
Q3 		$159M Sell
2,604,320
-47,797
-2% -$2.56M 2.78% 6
2022
Q2 		$90.5M Sell
2,652,117
-78,647
-3% -$2.92M 1.61% 13
2022
Q1 		$117M Sell
2,730,764
-269,031
-9% -$13.6M 1.08% 24
2021
Q4 		$240M Sell
2,999,795
-520,974
-15% -$34M 1.37% 12
2021
Q3 		$174M Buy
3,520,769
+102,046
+3% +$4.71M 0.9% 31
2021
Q2 		$162M Sell
3,418,723
-32,138
-0.9% -$1.41M 0.8% 39
2021
Q1 		$120M Sell
3,450,861
-299,609
-8% -$11.1M 0.64% 46
2020
Q4 		$112M Buy
3,750,470
+594,067
+19% +$14.7M 0.55% 59
2020
Q3 		$56.1M Buy
3,156,403
+929,834
+42% +$17.6M 0.35% 83
2020
Q2 		$33.2M Buy
2,226,569
+637,239
+40% +$7.32M 0.26% 95
2020
Q1 		$11.3M Buy
1,589,330
+1,459,602
+1,125% +$12.3M 0.13% 116
2019
Q4 		$1.04M Sell
129,728
-1,139
-0.9% -$8.48K 0.01% 224
2019
Q3 		$836K Buy
130,867
+690
+0.5% +$4.35K 0.01% 227
2019
Q2 		$854K Buy
130,177
+2,768
+2% +$18.7K 0.01% 231
2019
Q1 		$981K Buy
127,409
+793
+0.6% +$6.99K 0.01% 215
2018
Q4 		$1.24M Buy
+126,616
New +$1.1M 0.02% 206

Other funds holding CALX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Gilder Gagnon Howe & Co's CALX Position: Q1 2026 in Review

Gilder Gagnon Howe & Co reduced its Calix (CALX) stake by 12% in Q1 2026, selling an estimated $5.71M and leaving 779,092 shares worth $38.2M. The position accounts for 0.46% of the portfolio, ranked #63.

Gilder Gagnon Howe & Co first reported a position in CALX in Q4 2018 and has held it in 30 quarters since. The position peaked at $240M in Q4 2021. 309 funds tracked by Wall St. Rank hold CALX as of Q1 2026.

  • Gilder Gagnon Howe & Co held 779,092 shares of Calix worth $38.2M as of Q1 2026.
  • Gilder Gagnon Howe & Co sold 108,835 Calix shares in Q1 2026, an estimated $5.71M.
  • Calix made up 0.46% of Gilder Gagnon Howe & Co's portfolio in Q1 2026, its #63 holding.
  • Gilder Gagnon Howe & Co first reported a position in Calix in Q4 2018 and has held it in 30 quarters since.
  • Gilder Gagnon Howe & Co's Calix position peaked at $240M in Q4 2021.
  • 309 funds tracked by Wall St. Rank held Calix as of Q1 2026.

Based on Gilder Gagnon Howe & Co's 13F filing for Q1 2026, filed 15 May 2026.