Whale Tracker

NEUTRAL — WATCH

No clear whale direction for VRT. Bullish and bearish signals roughly cancel out. Insiders are net sellers (489,761 shares sold vs 304,191 bought) — management reducing exposure. Strong institutional ownership at 85.8% with 8 of 10 top holders actively accumulating this quarter.

Action Plan

Hold existing positions — no strong directional signal
Wait for clearer whale activity before adding
Monitor next earnings for institutional positioning changes

📈 Options Flow 期权异动

Unusual options volume vs open interest. High volume/OI ratio signals whale positioning. Put/Call ratio indicates directional bias.

PUT / CALL RATIO

0 (Bullish)1.02.0+ (Bearish)

1.0

LEAN BEARISH

CALL VOLUME

11,160

PUT VOLUME

11,181

TOTAL VOLUME

22,341

UNUSUAL STRIKES

Unusual Strikes — Vol/OI > 3x (6C / 4P)

TypeStrikeExpiryVolOIRatio

CALL$2752026-06-1852152.0x

PUT$4202026-06-1850150.0x

PUT$3702026-06-1230130.0x

PUT$4052026-06-1825125.0x

CALL$2902026-06-126376110.4x

CALL$2202026-06-2631310.3x

PUT$2202026-06-26453489.4x

CALL$2902026-07-17893969.3x

CALL$2702026-07-103147.8x

CALL$2982026-06-12145207.2x

High Volume Contracts — Vol > 500 (8 contracts)

TypeStrikeExpiryVolume

CALL$3202026-07-17994

CALL$2902026-07-17893

PUT$2202026-07-17778

PUT$2802026-06-18654

CALL$2802026-06-18638

CALL$2902026-06-12637

PUT$2802026-06-26581

PUT$2902026-06-18556

P/C OI RATIO

1.75

TOTAL OI

239,631

CALL OI

86,985

PUT OI

152,646

Put/Call volume ratio: 1.0 (bullish)
Total options volume: 22,341 (calls 11,160 / puts 11,181)
Top unusual: CALL $275.0 exp 2026-06-18 — vol/OI 52.0x
17 unusual strikes detected (7C / 10P)

👤 Insider Trading 内部交易

SEC Form 4 filings — officer and director buys/sells in the last 90 days. Net buying is a strong bullish signal.

38% BUY

62% SELL

SHARES BOUGHT (6m)

304,191

SHARES SOLD (6m)

489,761

NET INSIDER FLOW

-185,570

FORM 4 FILINGS (90d)

Recent Insider Transactions (0 buys / 0 sells / 10 grants)

TypeInsiderSharesDate

GRANTALBERTAZZI GIORDANO112026-03-26

GRANTGILL STEPHANIE L52026-03-26

GRANTSANGHI ANAND32026-03-26

GRANTKARLBORG ANDERS42026-03-26

GRANTJOHNSON ERIC M.02026-03-26

GRANTPONCHERI FRANK32026-03-26

GRANTARMUL SCOTT52026-03-26

GRANTSHEN WEI02026-03-26

GRANTCHAMBERLIN CRAIG12026-03-26

GRANTJOHNSON ERIC M.6202026-03-06

Insider buying: 304,191 shares
Insider selling: 489,761 shares
16 Form 4 filings in last 90 days
Net insider SELLING — bearish signal

🏦 Smart Money Flow 机构资金流向

Quarter-over-quarter position changes from 13F filings. Shows whether institutional investors are accumulating (buying more) or distributing (selling) — the strongest signal of whale conviction.

INSTITUTIONAL OWNERSHIP

85.8%

ACCUMULATION vs DISTRIBUTION

80% ACCUMULATING

20% DISTRIBUTING

NET SHARES FLOW

+40,754,691

FLOW SCORE

+0.61

ADDING

SELLING

Institutional Position Changes (QoQ)

ActionInstitution% HeldQoQ ΔShares Δ

★ NEW POSITIONVanguard Capital Management LLC6.47%NEW+12,429,159

★ NEW POSITIONVanguard Portfolio Management LLC4.67%NEW+8,963,261

▲▲ HEAVY BUYState Street Corporation4.12%+82.0%+7,131,603

▲▲ HEAVY BUYGeode Capital Management, LLC2.83%+54.0%+3,814,094

▲▲ HEAVY BUYJPMORGAN CHASE & CO1.58%+51.2%+2,054,798

▲ ADDINGBlackrock Inc.9.69%+16.1%+5,159,650

▲ ADDINGPrice (T.Rowe) Associates Inc2.05%+16.8%+1,130,713

▲ ADDINGInvesco Ltd.1.70%+9.6%+573,523

▬ HOLDMorgan Stanley1.73%+4.9%+312,077

▼ TRIMMINGBank of America Corporation2.19%-8.8%-814,187

ETF & Mutual Fund Flow (2 adding / 1 selling)

ActionFundQoQ ΔShares Δ

▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar+1.1%+133,371

★ NEW POSIVANGUARD INDEX FUNDS-Vanguard 500 Index FundNEW+4,859,896

▬ HOLDVANGUARD INDEX FUNDS-Vanguard Mid-Cap Index F-0.7%-58,871

▬ HOLDiShares Trust-iShares Core S&P 500 ETF+0.6%+28,044

▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.3%+17,098

▬ HOLDSPDR S&P 500 ETF TRUST-State Street SPDR S&P +2.6%+114,100

▬ HOLDVANGUARD INDEX FUNDS-Vanguard Growth Index Fu-2.4%-102,639

▼ TRIMMINGVANGUARD INDEX FUNDS-Vanguard Mid-Cap Growth -9.0%-288,161

▬ HOLDiShares Trust-iShares Russell Mid-Cap Growth -1.4%-34,973

★ NEW POSIVANGUARD INSTITUTIONAL INDEX FUNDS-Vanguard INEW+1,078,490

Institutional ownership: 85.8%
Smart money flow: 8 adding / 1 selling / 1 hold
Net shares added by institutions: +40,754,691
Biggest mover: Vanguard Capital Management LLC added 12,429,159 shares (+100.0%)

🕶 Short Interest & Dark Pool 做空 & 暗池

Short interest as % of float and days-to-cover. Rising SI = bearish pressure. High SI + decreasing = shorts covering (bullish). Squeeze risk rated by SI level.

SHORT INTEREST (% OF FLOAT)

0%10%20%30%+

SHORT % FLOAT

3.7%

DAYS TO COVER

2.5

SI CHANGE (MoM)

↑ 20.7%

SQUEEZE RISK

MINIMAL

SHARES SHORT

14,310,948

PRIOR MONTH

11,852,220

FLOAT SHARES

377,755,656

AVG VOLUME

7,190,006

Short interest: 3.7% of float
Days to cover: 2.5
Short interest MoM: ↑ 20.7%
Squeeze risk: MINIMAL

📡 Data Sources 数据来源

Options Flow

LEAN BEARISH (80%)

Insider Trading

NEUTRAL (90%)

Smart Money Flow

BULLISH (75%)

Short Interest

NEUTRAL (60%)

📋 Summary 综合摘要

[dark_pool] Short interest: 3.7% of float
[dark_pool] Days to cover: 2.5
[institutional] Institutional ownership: 85.8%
[institutional] Smart money flow: 8 adding / 1 selling / 1 hold
[options_flow] Put/Call volume ratio: 1.0 (bullish)
[options_flow] Total options volume: 22,341 (calls 11,160 / puts 11,181)
[insider] Insider buying: 304,191 shares
[insider] Insider selling: 489,761 shares