NEUTRAL — WATCH
No clear whale direction for COHR. Bullish and bearish signals roughly cancel out. Insiders are net buyers (7,836,892 shares bought vs 7,691,604 sold) — bullish conviction from management. Strong institutional ownership at 87.6%, but 3 of 10 top holders are distributing.
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)
0.72
NEUTRAL
Unusual Strikes — Vol/OI > 3x (0C / 2P)
PUT$1302026-03-271427.0x
PUT$2722026-04-02414.0x
High Volume Contracts — Vol > 500 (2 contracts)
CALL$2802026-03-271,036
CALL$2702026-03-27732
- Put/Call volume ratio: 0.72 (bullish)
- Total options volume: 13,188 (calls 7,677 / puts 5,511)
- Top unusual: PUT $130.0 exp 2026-03-27 — vol/OI 7.0x
- 2 unusual strikes detected (0C / 2P)
👤 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.
SHARES BOUGHT (6m)
7,836,892
SHARES SOLD (6m)
7,691,604
Recent Insider Transactions (0 buys / 6 sells / 4 grants)
SELLXIA HOWARD H4,2402026-03-17
SELLENG JULIE SHERIDAN1,4542026-03-10
SELLSKAGGS STEPHEN ANDREW3,5232026-03-09
SELLDIGIROLOMO ENRICO3,9112026-03-06
SELLENG JULIE SHERIDAN2,7922026-03-02
SELLLUTHER SHERRI R4,0002026-02-12
GRANTDIGIROLOMO ENRICO2792026-02-11
GRANTHATTER PATRICIA2792026-02-11
GRANTNEAL-GRAVES LISA2792026-02-11
GRANTSADASIVAM SHAKER2792026-02-11
- Insider buying: 7,836,892 shares
- Insider selling: 7,691,604 shares
- 18 Form 4 filings in last 90 days
- Net insider BUYING — bullish 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
87.6%
ACCUMULATION vs DISTRIBUTION
30% ACCUMULATING
70% DISTRIBUTING
NET SHARES FLOW
+12,474,834
Institutional Position Changes (QoQ)
★ NEW POSITIONBain Capital Investors Llc5.21%NEW+4,887,923
★ NEW POSITIONJane Street Group, LLC1.91%NEW+3,509,545
▲▲ HEAVY BUYFMR, LLC12.59%+83.7%+10,755,458
▬ HOLDBlackrock Inc.7.71%+1.6%+229,020
▬ HOLDGeode Capital Management, LLC1.49%+2.1%+57,991
▬ HOLDState Street Corporation2.52%+0.2%+11,292
▬ HOLDVanguard Group Inc8.60%-1.1%-171,138
▼ TRIMMINGPoint72 Asset Management, L.P.1.78%-14.4%-563,969
▼ TRIMMINGInvesco Ltd.2.87%-15.9%-1,018,598
▼▼ HEAVY SELLWellington Management Group, LLP1.32%-67.9%-5,222,690
ETF & Mutual Fund Flow (2 adding / 2 selling)
▬ HOLDiShares Trust-iShares Core S&P Mid-Cap ETF+0.2%+9,041
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar+0.8%+39,215
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Small-Cap Index-3.4%-126,660
▲ ADDINGAIM Sector Funds (Invesco Sector Funds)-INVES+9.8%+203,290
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Small-Cap Growt-2.6%-53,931
▬ HOLDFidelity Mt. Vernon Street Trust-Fidelity Gro+1.4%+24,884
▲ ADDINGAIM Sector Fd.s -INVESCO VALUE OPPORTUNITIES +13.9%+213,705
▼ TRIMMINGFidelity Select Portfolios-Select Semiconduct-7.8%-147,320
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Extended Market+1.8%+29,621
▼ TRIMMINGVANGUARD WORLD FUND-Vanguard Information Tech-14.1%-255,155
- Institutional ownership: 87.6%
- Smart money flow: 3 adding / 3 selling / 4 hold
- Net shares added by institutions: +12,474,834
- Biggest mover: FMR, LLC added 10,755,458 shares (+83.7%)
🕶 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 interest: 5.1% of float
- Days to cover: 1.2
- Short interest MoM: ↑ 57.6%
- Squeeze risk: LOW